The amplifier is a device allowing you to monitor the antenna gain, expressed in dB, by adjusting intensity of the signal input or output. Generally the amplifier allows the adjustment of the signal power in order to optimize the reception: it amplifies the weaker signals or dramps the stronger ones.
The 50022/10 is both a line amplifier and a splitter, that allows to connect up to 6 TV set, without losing quality signal.
